On 1/29/07, Nate Crosno <nate at crosno.net> wrote:
> Joel Turner wrote:
> > nate at crosno.net wrote:
> >
> >
> >>> Also, IMO you simply cannot get away with a single core CPU and hi
> >>> def. It may sorta work, but for example, if you have a recording
> >>> and a playback and a commflag process going at the same time you are
> >>> hosed! Also, myth and X are both quite busy, so dual core helps a lot.
> >>> I have an x2 3800 and it rocks.
> >>>
> >>>
> >>>
> >>>
> > I must be lucky then. I have an AMD 3500+ that runs at 1080i. I rarely
> > hit 75% on my CPU and do not suffer from any stutters on playback. I
> > found that the key for me was:
> >
> > 1) Find the proper modeline for your LCD or plasma. It makes a huge
> > difference in playback and CPU usage
> > 2) Switch to a lightweight window manager.
> >
> > Prior to my reinstall several months back I was running Ubuntu Breezy
> > with a full blown Gnome install. Had all sorts of problems with HD
> > material. I reinstalled using the server install for Dapper and
> > installed Ratpoison as my window manager. I compiled from source and my
> > system has been rock solid for months. Prior to that, it was hit or miss.
> >
>> Are you running a 1080i modeline when playing back 1080i content?
>> I'm running blackbox for the windows manager. Watching 'top' with
> "-d0.5", I don't see anything else taking up any notable CPU cycles. My
> TV is a Sony LCD rear projection (I think the model is KF-50XBR800) and
> is native 720p, but seems to have a pretty good built-in scaler and
> deinterlacer. On our old HD Dishnetwork box, I got better results by
> setting it to output at 1080i over the component cables (never tried the
> DVI with it). I've searched and searched, but have not been able to
> find modelines for 1080i over DVI that my TV will take.
try the ModePool
"1920x1080_60i"
which will output the 1080i standard modeline that all 1080i capable
tv's should be able to receive. Also make sure you have a GPU that
supports interlaced output.
--
Steve
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